| Customization: | Available |
|---|---|
| CAS No.: | 7783-20-2 |
| Formula: | (Nh4)2so4 |
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Ammonium sulphate is also called ammonium sulphate.
Its molecular weight is 132.14.
CAS registration number is 7783-20-2.
EINECS registration number is 231-984-1.
Its water solubility is 70.6g at 0 ºC.
Dissolve 75.4g at 20 ºC.
Density 1.77 chemical formula (NH4) 2SO4
Chemical name: Ammonium sulfate
Specification:GB535-83
Molecular formula:(NH4)2SO4
Relative molecular weight:132.13
Property: white or off-white granule,soluble in water,solution is acidic,Insoluble in alcohol, ac etone and a mmonia. Release of a mmonia when mixed with a lkali and easy deliquescence.
Use:Chemical industry as hydroge n peroxide, ammonium alum and ammonium c hloride production as raw materials, welding industry as a welding flux, the textile industry as a fire retardant fabric. Plating bath additives for the electroplating industry.
Packing:lined with plastic bag and exterior is woven bag,net weight of each bag:25kg,50kg,1000kg.
Quality standard:
| Item | Industrial grade |
| Nitrogen (N) content (dry basis) % ≥ | 21.0 |
| Moisture(H2O) % ≥ | 0.5 |
| Free acid(H2SO4) % ≥ | 0.08 |
| Iron(Fe) % ≥ | 0.007 |
| Ar senic(As) % ≥ | 0.00005 |
| Heavy metal(Pb) % ≥ | 0.005 |
| Water insoluble % ≥ | 0.05 |
| Item | Agricultural products | |
| Agricultural dry grade | agricultural wet grade | |
| Nitrogen (N) content (dry basis) % ≥ | 21.0 | 20.8 |
| Water content(H2O) % ≤ | 0.5 | 1.0 |
| Free acid(H2SO4) % ≤ | 0.08 | 0.20 |
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